3v4l.org

run code in 300+ PHP versions simultaneously
<?php $post = array( '$a' => "Ana", '$b' => "George" ); $string = '$a has (2 * 10 + 5) Euro and (10 + 2) cents from $b'; $regex = '#\((([^()]+|(?R))*)\)#'; if (preg_match_all($regex, $string ,$matches)) { $eqs = $matches[1]; foreach($eqs as $frm) { $frm_eval = eval("return $frm;"); $string = str_replace('(' . $frm . ')', $frm_eval, $string); } echo strstr($string, $post); } else { //no parenthesis echo $string; }

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0040.01118.43
8.3.50.0100.01022.17
8.3.40.0150.00618.95
8.3.30.0090.00919.09
8.3.20.0040.00420.29
8.3.10.0040.00421.68
8.3.00.0040.00417.93
8.2.180.0070.01416.88
8.2.170.0080.00822.96
8.2.160.0130.00720.44
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0140.00026.16
8.2.120.0080.00021.12
8.2.110.0100.01022.20
8.2.100.0180.00817.66
8.2.90.0040.00419.20
8.2.80.0050.00317.97
8.2.70.0030.00617.88
8.2.60.0040.00418.05
8.2.50.0080.00018.07
8.2.40.0030.00618.28
8.2.30.0060.00318.12
8.2.20.0020.00518.00
8.2.10.0080.00018.15
8.2.00.0070.00018.06
8.1.280.0060.00825.92
8.1.270.0040.00423.88
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0070.01423.96
8.1.230.0090.00319.10
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00617.47
8.1.190.0000.00817.47
8.1.180.0060.00318.10
8.1.170.0080.00018.70
8.1.160.0040.00422.12
8.1.150.0000.00718.91
8.1.140.0070.00017.53
8.1.130.0030.00317.90
8.1.120.0000.00717.53
8.1.110.0000.00817.53
8.1.100.0070.00017.59
8.1.90.0040.00417.55
8.1.80.0000.00817.58
8.1.70.0000.00717.59
8.1.60.0060.00317.71
8.1.50.0040.00417.66
8.1.40.0080.00017.70
8.1.30.0040.00417.84
8.1.20.0080.00017.79
8.1.10.0000.00817.72
8.1.00.0000.00917.54
8.0.300.0000.00718.77
8.0.290.0060.00316.75
8.0.280.0030.00318.34
8.0.270.0000.00717.17
8.0.260.0030.00317.19
8.0.250.0000.00717.07
8.0.240.0070.00017.07
8.0.230.0070.00017.14
8.0.220.0030.00317.00
8.0.210.0000.00717.16
8.0.200.0000.00617.09
8.0.190.0040.00417.20
8.0.180.0040.00417.09
8.0.170.0000.00817.18
8.0.160.0040.00417.16
8.0.150.0030.00617.01
8.0.140.0030.00517.10
8.0.130.0060.00013.55
8.0.120.0030.00617.10
8.0.110.0000.00817.13
8.0.100.0050.00216.98
8.0.90.0000.00716.98
8.0.80.0090.00917.10
8.0.70.0000.00717.00
8.0.60.0040.00416.94
8.0.50.0050.00216.93
8.0.30.0110.01117.25
8.0.20.0150.01017.40
8.0.10.0000.00717.06
8.0.00.0130.00517.14
7.4.330.0030.00315.23
7.4.320.0040.00416.66
7.4.300.0020.00516.74
7.4.290.0030.00316.84
7.4.280.0080.00016.67
7.4.270.0040.00416.68
7.4.260.0050.00216.76
7.4.250.0000.00716.84
7.4.240.0020.00516.85
7.4.230.0070.00016.57
7.4.220.0060.01216.86
7.4.210.0040.01116.95
7.4.200.0000.00716.92
7.4.160.0090.00616.77
7.4.150.0070.01317.40
7.4.140.0140.01917.86
7.4.130.0040.01516.84
7.4.120.0080.01116.65
7.4.110.0060.01016.89
7.4.100.0200.00316.80
7.4.90.0100.01616.52
7.4.80.0160.00619.39
7.4.70.0120.01116.89
7.4.60.0130.01016.67
7.4.50.0060.00316.64
7.4.40.0090.00916.82
7.4.30.0040.01116.61
7.4.00.0100.00715.15
7.3.330.0080.00013.29
7.3.320.0030.00313.41
7.3.310.0000.00716.56
7.3.300.0000.00716.47
7.3.290.0030.01616.56
7.3.280.0090.00816.54
7.3.270.0040.01317.40
7.3.260.0130.01016.75
7.3.240.0090.01216.76
7.3.230.0070.01016.66
7.3.210.0130.00716.69
7.3.200.0060.01119.39
7.3.190.0100.00616.93
7.3.180.0140.01016.77
7.3.170.0060.00916.54
7.3.160.0130.00316.65
7.3.120.0070.01014.78
7.3.10.0120.00316.83
7.3.00.0060.00916.88
7.2.330.0120.00616.95
7.2.320.0140.00716.97
7.2.310.0100.00716.85
7.2.300.0110.01116.95
7.2.290.0100.00716.83
7.2.130.0040.01216.90
7.2.120.0140.00516.69
7.2.110.0090.00916.84
7.2.100.0070.01016.70
7.2.90.0100.01016.71
7.2.80.0100.01017.17
7.2.70.0060.01516.97
7.2.60.0140.00717.02
7.2.50.0130.00817.05
7.2.40.0100.01017.03
7.2.30.0170.00716.89
7.2.20.0120.01217.12
7.2.10.0230.00717.11
7.2.00.0100.00918.33
7.1.250.0080.00815.84
7.1.100.0040.00718.46
7.1.70.0050.00317.51
7.1.60.0130.01019.25
7.1.50.0060.01617.19
7.1.00.0000.08022.50
7.0.200.0000.00717.08
7.0.140.0000.07322.09
7.0.60.0100.08719.93
7.0.50.0130.06017.82
7.0.40.0030.05020.08
7.0.30.0530.06320.11
7.0.20.0230.07319.98
7.0.10.0370.06720.18
7.0.00.0030.07720.15
5.6.280.0030.07320.90
5.6.210.0070.04020.56
5.6.200.0030.04318.20
5.6.190.0130.08020.75
5.6.180.0170.05020.35
5.6.170.0230.08320.38
5.6.160.0170.07320.50
5.6.150.0100.07718.19
5.6.140.0030.04018.21
5.6.130.0100.05718.07
5.6.120.0070.08321.09
5.6.110.0130.08720.96
5.6.100.0000.09020.87
5.6.90.0070.09720.87
5.6.80.0170.04020.53
5.6.70.4230.04020.37
5.5.350.0130.07020.46
5.5.340.0170.07317.95
5.5.330.0000.06720.37
5.5.320.0500.06720.28
5.5.310.0300.07720.30
5.5.300.0100.07317.90
5.5.290.0070.08017.98
5.5.280.0100.07020.65
5.5.270.0000.05020.79
5.5.260.0230.07720.97
5.5.250.0100.07720.57
5.5.240.0300.05320.26
5.4.450.0270.05019.54
5.4.440.0700.04719.43
5.4.430.0670.05019.13
5.4.420.0370.03719.09
5.4.410.0270.04319.36
5.4.400.0370.04018.94
5.4.390.0230.03719.09
5.4.380.0200.05318.71
5.4.370.0170.04718.67
5.4.360.0170.05018.55
5.4.350.0100.06018.59
5.4.340.0070.06018.59
5.4.320.0080.03412.46
5.4.310.0070.03812.46
5.4.300.0070.03812.46
5.4.290.0080.04012.46
5.4.280.0070.03512.36
5.4.270.0030.04012.35
5.4.260.0050.03912.35
5.4.250.0090.03512.36
5.4.240.0080.03512.36
5.4.230.0060.03912.35
5.4.220.0050.03712.34
5.4.210.0050.03612.35
5.4.200.0030.04012.34
5.4.190.0060.03812.34
5.4.180.0080.03412.34
5.4.170.0070.04212.36
5.4.160.0060.03612.35
5.4.150.0080.03412.34
5.4.140.0060.03712.03
5.4.130.0070.04112.02
5.4.120.0050.05211.98
5.4.110.0060.05211.97
5.4.100.0050.04811.97
5.4.90.0090.03511.97
5.4.80.0080.05111.97
5.4.70.0090.04111.97
5.4.60.0060.03611.97
5.4.50.0070.03411.96
5.4.40.0040.03711.96
5.4.30.0060.03511.96
5.4.20.0050.03711.95
5.4.10.0090.03211.96
5.4.00.0090.03311.45
5.3.290.0040.04212.80
5.3.280.0060.04012.71
5.3.270.0090.03812.72
5.3.260.0100.03512.72
5.3.250.0070.03712.72
5.3.240.0060.04812.72
5.3.230.0070.03712.71
5.3.220.0050.03812.68
5.3.210.0070.03812.68
5.3.200.0040.03912.68
5.3.190.0090.03412.68
5.3.180.0030.03912.67
5.3.170.0070.03512.67
5.3.160.0060.03712.67
5.3.150.0030.04112.67
5.3.140.0040.03912.66
5.3.130.0080.03712.66
5.3.120.0060.04212.66
5.3.110.0080.04012.66
5.3.100.0070.03512.12
5.3.90.0070.03812.09
5.3.80.0080.03512.08
5.3.70.0070.03812.07
5.3.60.0090.03512.07
5.3.50.0040.03912.00
5.3.40.0040.03912.00
5.3.30.0050.03611.97
5.3.20.0060.03411.75
5.3.10.0030.03711.71
5.3.00.0070.03411.70
5.2.170.0060.0299.20
5.2.160.0050.0299.20
5.2.150.0030.0329.20
5.2.140.0020.0339.19
5.2.130.0070.0279.16
5.2.120.0040.0299.16
5.2.110.0060.0299.16
5.2.100.0050.0299.16
5.2.90.0060.0289.16
5.2.80.0080.0279.16
5.2.70.0080.0319.16
5.2.60.0030.0319.10
5.2.50.0050.0309.07
5.2.40.0060.0279.06
5.2.30.0070.0279.04
5.2.20.0050.0289.03
5.2.10.0050.0308.95
5.2.00.0080.0258.82
5.1.60.0010.0288.10
5.1.50.0060.0238.09
5.1.40.0020.0308.08
5.1.30.0030.0298.43
5.1.20.0090.0218.45
5.1.10.0070.0238.17
5.1.00.0050.0258.18
5.0.50.0010.0236.65
5.0.40.0070.0156.51
5.0.30.0060.0296.33
5.0.20.0070.0166.29
5.0.10.0030.0206.27
5.0.00.0020.0326.26
4.4.90.0020.0164.78
4.4.80.0040.0184.75
4.4.70.0030.0164.75
4.4.60.0030.0164.76
4.4.50.0050.0134.77
4.4.40.0020.0264.71
4.4.30.0010.0174.76
4.4.20.0030.0164.84
4.4.10.0020.0174.85
4.4.00.0050.0234.76
4.3.110.0030.0154.67
4.3.100.0020.0164.66
4.3.90.0030.0144.63
4.3.80.0030.0254.58
4.3.70.0040.0134.63
4.3.60.0040.0134.63
4.3.50.0040.0144.63
4.3.40.0020.0254.53
4.3.30.0020.0163.32
4.3.20.0020.0163.29
4.3.10.0030.0153.25
4.3.00.0030.01715.27

preferences:
42.44 ms | 401 KiB | 5 Q